..The relation of blood pressure to Alzheimer's disease (AD) is complex because both an association of high blood pressure with increased risk of the disease and lower blood pressure as a consequence of the disease are possible...

The prevalence of dizziness and its association with functional disability in a biracial community population

..To investigate the interrelations of serum vitamin B12 markers with brain volumes, cerebral infarcts, and performance in different cognitive domains in a biracial population sample cross-sectionally...

Association of incident Alzheimer disease and blood pressure measured from 13 years before to 2 years after diagnosis in a large community study

..Oxidative processes have been suggested as elements in the development of Alzheimer disease (AD), but whether dietary intake of vitamin E and other antioxidant nutrients prevents its development is unknown...

..Whether or not folic acid supplementation exacerbates neurological symptoms of vitamin B12 deficiency is not clear. Further studies are needed to determine the possible risks and benefits of folic acid supplementation in older persons...

Validity and reproducibility of a food frequency questionnaire by cognition in an older biracial sample

..The modified Harvard SFFQ is a reasonable method of dietary assessment even in a population of older persons, some of whom are at advanced age, have chronic health conditions, and have cognitive impairment...

..Few studies have investigated the effects of dietary fats on the development of Alzheimer disease. We examined the associations between intake of specific types of fat and incident Alzheimer disease in a biracial community study...